40
Intake : 0.08 mm
Ÿ Check the clearance by inserting the feeler
gauge (8) between the adjusting screw (9)
and valve stem (10).
Standard clearance (cold condition)
tight, the valves are open, rotate the cam
O
sprocket (6) 360 clockwise and realign the
'T' mark with the index mark.
Exhaust : 0.12 mm
NOTE
Before inserting the feeler gauge, smear a bit
of engine oil on the feeler gauge to avoid
damage to the feeler gauge.
8
(8) Feeler gauge (9) Adjusting screw
(10) Valve stem (11) Lock nut
10
9
Ÿ Adjust by loosening the lock nut (11) and
turning the adjusting screw until there is a
slight drag on the feeler gauge.
•
After tightening the lock nut, check again
the clearance.
11
Normal clutch lever free play (1) is 10-20 mm
at the lever (2).
CLUTCH LEVER FREE PLAY
Adjustment
Ÿ Install all parts in the reverse order of
disassembly.
Clutch adjustment may be required if the
vehicle stalls when shifting into gear or tends
to creep or if the clutch slips, causing
acceleration to lag behind engine speed.
(1) Free play: 10-20 mm (2) Clutch lever
2
1
•
To adjust the free play, loosen the lock nut
(3). Turn the adjusting nut (4) to obtain the
specified free play. Tighten the lock nut and
check the adjustment.
•
Start the engine, press the clutch lever and
shift into gear. Make sure the engine does
not stall, and the vehicle does not creep.
Gradually release the clutch lever and open
the throttle. The vehicle should start
smoothly and accelerate.